Model comparison

Gemma 3 4B vs GPT-5.4 nano

GPT-5.4 nano is the stronger model overall, scoring 41.9 to 28.1 on the Noometry Index. Gemma 3 4B costs 9.3× less per token, which makes it the better buy when GPT-5.4 nano's lead doesn't matter for your workload.

Last verified October 10, 2026. 20 shared benchmarks.

Gemma 3 4B

Google

28.1

Rank #326 Confirmed

GPT-5.4 nano OpenAI

41.9

Rank #125 Confirmed

Summary

They share 20 benchmarks with published results for both. Gemma 3 4B scores higher in 0 categories and GPT-5.4 nano in 8 categories; 8 gaps are clear of the uncertainty.
The widest gap is in knowledge, where GPT-5.4 nano leads 41.9 to 11.8.
The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 7.5% for Gemma 3 4B and 87.8% for GPT-5.4 nano.
Gemma 3 4B is cheaper at $0.04 / $0.08 per million input/output tokens, against $0.20 / $1.25 for GPT-5.4 nano.
GPT-5.4 nano accepts more context: 400K tokens versus 131K.
Gemma 3 4B has downloadable open weights; the other is API-only.

Side by side

Gemma 3 4B and GPT-5.4 nano specifications
	Gemma 3 4B	GPT-5.4 nano
Provider	Google	OpenAI
Noometry Index	28.1	41.9
Released	2025-03-12	2026-03-17
Weights	Open	Proprietary
Context window	131K	400K
Max output	4K	128K
Input $ / M tokens	$0.04	$0.20
Output $ / M tokens	$0.08	$1.25
Results tracked	22	40

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Category by category

Coding GPT-5.4 nano leads

Gemma 3 4B: 35.9 (#215), GPT-5.4 nano: 43.6 (#84)

Coding benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Coding	1230	1405
SciCode	—	46.9%
WeirdML	—	49.2%
ALE-Bench	—	1,005

Agentic & Tool Use Not comparable

Gemma 3 4B: 20.9 (#142), GPT-5.4 nano: —

Agentic & Tool Use benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
Berkeley Function Calling Leaderboard	19.6%	—

Reasoning GPT-5.4 nano leads

Gemma 3 4B: 13.2 (#335), GPT-5.4 nano: 23.7 (#173)

Reasoning benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
Kagi LLM Benchmark	25.2%	39.7%
Chess Puzzles	0%	30%
LMArena Hard Prompts	1253	1381
DTBench	50.9%	80.3%
LMCA	2.8%	36.9%
Epoch Capabilities Index	116.02	145.81
ARC-AGI-2	—	5.7%
ARC-AGI-1	—	51.5%
CritPt	—	9.3%
Mystery Game Puzzles	—	9%
ForecastBench	—	57.3

Math GPT-5.4 nano leads

Gemma 3 4B: 16.8 (#292), GPT-5.4 nano: 40.9 (#88)

Math benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
OTIS Mock AIME 2024-2025	7.5%	87.8%
LMArena Math	1239	1406
FrontierMath (Tiers 1-3)	—	44.9%
FrontierMath Tier 4	—	12.2%
ProofBench	—	5%
FrontierMath (Feb 2025 set)	—	25.9%
FrontierMath Tier 4 (v1)	—	6.3%

Knowledge GPT-5.4 nano leads

Gemma 3 4B: 11.8 (#299), GPT-5.4 nano: 41.9 (#103)

Knowledge benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
GPQA Diamond	23.2%	78.5%
Vectara Hallucination Rate	6.4%	3.1%
LMArena Expert	1223	1396
SimpleQA Verified	—	11.7%

Multimodal Not comparable

Gemma 3 4B: —, GPT-5.4 nano: 36.7 (#78)

Multimodal benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Vision	—	1196

Multilingual GPT-5.4 nano leads

Gemma 3 4B: 42.5 (#194), GPT-5.4 nano: 48.6 (#140)

Multilingual benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Non-English	1273	1359
LMArena German	1281	1367
LMArena Russian	1294	1363
LMArena Chinese	—	1392
LMArena French	—	1396
LMArena Japanese	—	1343
LMArena Korean	—	1320
LMArena Spanish	—	1371

Instruction Following GPT-5.4 nano leads

Gemma 3 4B: 65.2 (#225), GPT-5.4 nano: 71.9 (#144)

Instruction Following benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Instruction Following	1239	1362

Long Context GPT-5.4 nano leads

Gemma 3 4B: 38.7 (#194), GPT-5.4 nano: 41.6 (#137)

Long Context benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Longer Query	1273	1366

Writing & Preference GPT-5.4 nano leads

Gemma 3 4B: 42.0 (#239), GPT-5.4 nano: 55.7 (#142)

Writing & Preference benchmarks
Benchmark	Gemma 3 4B	GPT-5.4 nano
LMArena Text	1291	1372
LMArena Creative Writing	1271	1314
LMArena Multi-Turn	1255	1382
EQ-Bench Creative Writing	1068	—

Frequently asked questions

Is Gemma 3 4B better than GPT-5.4 nano?

Which is cheaper, Gemma 3 4B or GPT-5.4 nano?

Gemma 3 4B is cheaper. It lists at $0.04 per million input tokens and $0.08 per million output tokens; GPT-5.4 nano lists at $0.20 and $1.25.

Is Gemma 3 4B or GPT-5.4 nano better for coding?

GPT-5.4 nano scores higher on coding benchmarks: 43.6 versus 35.9 in the Noometry coding category.

Which has the bigger context window?

GPT-5.4 nano does, with 400K tokens against 131K.

How many benchmarks do Gemma 3 4B and GPT-5.4 nano share?

20 benchmarks have published results for both models. Gemma 3 4B has 22 scored results on Noometry and GPT-5.4 nano has 40.